Which is an invention that improved safety for railway passengers? refrigerated rail cars Pullman sleeping cars time standardization air brakes

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asked Apr 17, 2016 168k views

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Sumit Kumar Gupta · Answer 1 · 2016-04-23T03:23:14+0000

It was the invention of time standardization that improved safety for railway passengers, since this in many ways led to far fewer train collisions, which were an issue.

Which is an invention that improved safety for railway passengers? refrigerated rail cars Pullman sleeping cars time standardization air brakes

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